Q1 of 40 Page 60

What is the time difference between actual sunset and apparent sunset?

The time difference between actual sunset and apparent sunset is 2 minutes.

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1

Which phenomenon is responsible for the twinkling of stars?

 1

Due to which phenomenon of light does Tyndall effect result?

 1

Which colour of light scatters maximum due to atmosphere?

 1

Which coloured light has minimum velocity in the glass prism?